Aresearcher is trying to find out if there is a correlation between the u. s. economy and the number of hours spent on social media. the researcher determines that the correlation coefficient is r = 1.26. what does this value mean? a) the researcher made an error because −1 ≤ r ≤ 1. b) when the u. s. economy is good, people spend more time on social media. c) when the u. s. economy is poor, people spend more time on social media. d) when the u. s. economy is good, people spend less time on social media.